Quartz fin heat retaining tube



FIG. 1 is a perspective view of a quartz fin heat retaining tube.

FIG. 2 is a top plan view thereof.

FIG. 3 is a front elevational view thereof.

FIG. 4 is a cross sectional view taken along line 4--4 in FIG. 3.

FIG. 5 is a cross sectional view taken along line 5--5 in FIG. 3.

FIG. 6 is a left side view thereof.

FIG. 7 is a right side view thereof.

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a rear elevational view thereof. 

The ornamental design for a quartz fin heat retaining tube, as shown. 